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@ -34,28 +34,30 @@ func MD5Bytes(str string) []byte {
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return m.Sum(nil) |
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} |
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// EncodeMD5 encodes string to MD5 hex value.
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func EncodeMD5(str string) string { |
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// MD5 encodes string to MD5 hex value.
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func MD5(str string) string { |
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return hex.EncodeToString(MD5Bytes(str)) |
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} |
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// Encode string to sha1 hex value.
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func EncodeSha1(str string) string { |
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// SHA1 encodes string to SHA1 hex value.
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func SHA1(str string) string { |
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h := sha1.New() |
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h.Write([]byte(str)) |
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return hex.EncodeToString(h.Sum(nil)) |
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} |
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func ShortSha(sha1 string) string { |
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// ShortSHA1 truncates SHA1 string length to at most 10.
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func ShortSHA1(sha1 string) string { |
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if len(sha1) > 10 { |
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return sha1[:10] |
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} |
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return sha1 |
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} |
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// DetectEncoding returns best guess of encoding of given content.
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func DetectEncoding(content []byte) (string, error) { |
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if utf8.Valid(content) { |
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log.Trace("Detected encoding: utf-8 (fast)") |
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log.Trace("Detected encoding: UTF-8 (fast)") |
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return "UTF-8", nil |
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} |
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@ -69,6 +71,8 @@ func DetectEncoding(content []byte) (string, error) {
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return result.Charset, err |
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} |
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// BasicAuthDecode decodes username and password portions of HTTP Basic Authentication
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// from encoded content.
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func BasicAuthDecode(encoded string) (string, string, error) { |
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s, err := base64.StdEncoding.DecodeString(encoded) |
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if err != nil { |
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@ -79,14 +83,16 @@ func BasicAuthDecode(encoded string) (string, string, error) {
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return auth[0], auth[1], nil |
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} |
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// BasicAuthEncode encodes username and password in HTTP Basic Authentication format.
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func BasicAuthEncode(username, password string) string { |
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return base64.StdEncoding.EncodeToString([]byte(username + ":" + password)) |
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} |
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// GetRandomString generate random string by specify chars.
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func GetRandomString(n int) (string, error) { |
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const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz" |
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const alphanum = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz" |
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// RandomString returns generated random string in given length of characters.
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// It also returns possible error during generation.
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func RandomString(n int) (string, error) { |
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buffer := make([]byte, n) |
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max := big.NewInt(int64(len(alphanum))) |
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@ -138,7 +144,7 @@ func VerifyTimeLimitCode(data string, minutes int, code string) bool {
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return false |
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} |
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const TimeLimitCodeLength = 12 + 6 + 40 |
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const TIME_LIMIT_CODE_LENGTH = 12 + 6 + 40 |
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// create a time limit code
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// code format: 12 length date time string + 6 minutes string + 40 sha1 encoded string
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Unknwon
8 years ago